Narset's Reversal [War of the Spark Prerelease Promos] Kamigawa Set: Exodus Type: Creature —

Set: Exodus Type: Creature — Zombie Rarity: Rare Cost: {1}{B} {X}{X}{B}: Destroy target nonblack creature with mana value X

It responds with unnatural precision

Whenever a +1/+1 counter is put on Fathom Mage

Boggarts constantly strive to outdo each other with the things they bring back to the warren

Naya Soulbeast enters the battlefield with X +1/+1 counters on it

Narset's Reversal [War of the Spark Prerelease Promos] Kamigawa Set: Exodus Type: Creature —Set: War of the Spark Prerelease Promos Type: Instant Rarity: Rare Cost: {U}{U} Copy target instant or sorcery spell, then return it to its owner's hand. You may choose new targets for the copy. "In the disarray of battle, an enemy's attack may be your most convenient weapon." Narset